254997780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2339}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 754790400

約数和(自身を除く): 499792620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 79, 92, 115, 138, 158, 230, 237, 276, 316, 345, 395, 460, 474, 690, 790, 948, 1185, 1380, 1580, 1817, 2339, 2370, 3634, 4678, 4740, 5451, 7017, 7268, 9085, 9356, 10902, 11695, 14034, 18170, 21804, 23390, 27255, 28068, 35085, 36340, 46780, 53797, 54510, 70170, 107594, 109020, 140340, 161391, 184781, 215188, 268985, 322782, 369562, 537970, 554343, 645564, 739124, 806955, 923905, 1075940, 1108686, 1613910, 1847810, 2217372, 2771715, 3227820, 3695620, 4249963, 5543430, 8499926, 11086860, 12749889, 16999852, 21249815, 25499778, 42499630, 50999556, 63749445, 84999260, 127498890, 254997780]

約数ペア:

[(1, 254997780), (2, 127498890), (3, 84999260), (4, 63749445), (5, 50999556), (6, 42499630), (10, 25499778), (12, 21249815), (15, 16999852), (20, 12749889), (23, 11086860), (30, 8499926), (46, 5543430), (60, 4249963), (69, 3695620), (79, 3227820), (92, 2771715), (115, 2217372), (138, 1847810), (158, 1613910), (230, 1108686), (237, 1075940), (276, 923905), (316, 806955), (345, 739124), (395, 645564), (460, 554343), (474, 537970), (690, 369562), (790, 322782), (948, 268985), (1185, 215188), (1380, 184781), (1580, 161391), (1817, 140340), (2339, 109020), (2370, 107594), (3634, 70170), (4678, 54510), (4740, 53797), (5451, 46780), (7017, 36340), (7268, 35085), (9085, 28068), (9356, 27255), (10902, 23390), (11695, 21804), (14034, 18170)]